{
  "url": "https://openlegislation.uk/eu-decision-2017-2117/annex/division-2/division-2.1/division-2.1.1",
  "json_url": "https://openlegislation.uk/eu-decision-2017-2117/annex/division-2/division-2.1/division-2.1.1.json",
  "legislation": "eudn/2017/2117",
  "legislation_title": "Commission Implementing Decision (EU) 2017/2117 of 21 November 2017 establishing best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for the production of large volume organic chemicals (notified under document C(2017) 7469) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2017-2117",
  "path": "annex/division/2/division/2.1/division/2.1.1",
  "kind": "division",
  "number": "2.1.1",
  "heading": "BAT-AELs for emissions to air from a lower olefins cracker furnace",
  "text": "Table 2.1\nBAT-AELs for emissions to air of NOX and NH3 from a lower olefins cracker furnace\nWhere the flue gases of two or more furnaces are discharged through a common stack, the BAT-AEL applies to the combined discharge from the stack.\nThe BAT-AELs do not apply during decoking operations.\nNo BAT-AEL applies for CO. As an indication, the CO emission level will generally be 10–50 mg/Nm3 expressed as a daily average or an average over the sampling period.\nThe BAT-AEL only applies when SCR or SNCR are used.\nParameter\nBAT-AELs (daily average or average over the sampling period)(mg/Nm3, at 3 vol-% O2)\nNew furnace\nExisting furnace\nNOX\n60–100\n70–200\nNH3\n< 5–15\nThe associated monitoring is in BAT 1.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "Where the flue gases of two or more furnaces are discharged through a common stack, the BAT-AEL applies to the combined discharge from the stack."
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "The BAT-AELs do not apply during decoking operations."
    },
    {
      "type": "footnote",
      "label": "f3",
      "text": "No BAT-AEL applies for CO. As an indication, the CO emission level will generally be 10–50 mg/Nm3 expressed as a daily average or an average over the sampling period."
    },
    {
      "type": "footnote",
      "label": "f4",
      "text": "The BAT-AEL only applies when SCR or SNCR are used."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2017/2117/annex/division/2/division/2.1/division/2.1.1",
    "retrieved_at": "2026-11-01T15:13:18.480772+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}